Test device for detecting connection reliability of oil and gas pipeline
Technical Field
The utility model relates to an oil gas pipeline inspection technical field especially relates to a test device for detecting oil gas pipeline connection reliability.
Background
Along with the development of oil and gas exploitation technology, the matched oil and gas pipeline conveying technology is also continuously improved, and the safety of an oil and gas pipeline is a key technology in the field. Some long distance oil gas pipelines are short for hundreds of meters and long for thousands of kilometers, so that the oil gas pipelines are required to be connected with each other, and the joints are required to be extremely high in reliability, so that the oil gas pipelines are guaranteed not to leak gas and liquid. At present, the test without damaging the pipeline is to detect the gas at the joint or verify the gas by a bubble method, and sometimes a long time of waiting for the test is needed to ensure the accuracy, so that the test device for detecting the connection reliability of the oil-gas pipeline is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the test device who detects oil gas pipe connection reliability who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a test device for detecting connection reliability of an oil gas pipeline comprises a power box, wherein a vacuum pump is fixedly arranged inside the power box, a handle is fixedly connected to the top of the power box, a long pipe is fixedly connected to the vacuum pump, a gas detector is fixedly arranged on the top of the power box, a guide pipe is fixedly connected to the gas detector, one end, away from the gas detector, of the guide pipe penetrates through the outer wall of the long pipe and extends into the long pipe, a first gas suction box is fixedly connected to one end, away from the power box, of the long pipe, a second gas suction box is slidably connected to one side of the first gas suction box, arc-shaped grooves are formed in the first gas suction box and the second gas suction box, first elastic rubber rings are fixedly arranged on two sides of the first gas suction box, second elastic rubber rings are fixedly arranged on two sides of the second gas suction box, and the first elastic rubber rings and the second elastic rubber rings are mutually laminated and tightly clamp, the pipeline joint is arranged in the middle of the pipeline and located inside the arc-shaped groove, and the push-pull assemblies are fixedly arranged at the tops of the first air suction box and the second air suction box.
Preferably, linear guide rails are fixedly mounted on two sides and the top of the first air suction box and the second air suction box, each linear guide rail comprises a sliding rail and a sliding block, the sliding rails of the linear guide rails are fixedly connected to the first air suction box, the sliding blocks of the linear guide rails are fixedly connected to the second air suction box, and the sliding rails are connected with the sliding blocks in a sliding manner.
Preferably, the push-pull assembly comprises a hydraulic cylinder, the hydraulic cylinder is fixedly connected to the top of the first air suction box, the hydraulic rod of the first air suction box is fixedly connected with a fixing block, and the fixing block is fixedly connected to the top of the second air suction box.
Preferably, the first air suction box and the second air suction box are fixedly provided with rubber plates at the joint positions.
Preferably, a power supply connector is fixedly arranged on one side of the top of the power box and connected with a power supply port of the vacuum pump.
Preferably, a switch is fixedly arranged on the other side of the top of the power box and electrically connected with the vacuum pump.
Compared with the prior art, the beneficial effects of the utility model are that: connect power connection, inhale the case with first and second and embolia the pipeline, make pipeline and pipe joint be in the encapsulated situation, open the switch and make the vacuum pump start, the vacuum pump passes through the gas in the long tube absorption arc wall, makes the arc wall internal gas pressure reduce, and gas detector can detect the gas through the long tube through the pipe, if pipeline and pipe joint leak can discover very fast.
The utility model discloses simple structure, convenient operation, if the pipe connection department has slight leakage, the leakage rate of pipeline is accelerated through the atmospheric pressure that reduces the junction, makes the pipeline leak discover more easily, has improved the precision and the efficiency that detect.
Drawings
Fig. 1 is a schematic front view of a testing apparatus for testing connection reliability of an oil-gas pipeline according to the present invention;
fig. 2 is a schematic view of a top view structure of a testing apparatus for testing connection reliability of an oil-gas pipeline provided by the present invention;
fig. 3 is a schematic view of a front-view cross-sectional structure of a testing apparatus for testing connection reliability of an oil-gas pipeline provided by the present invention;
fig. 4 is a schematic side view of the first suction box of the testing apparatus for testing the connection reliability of the oil gas pipeline according to the present invention;
fig. 5 is the utility model provides a three-dimensional schematic diagram of the box and the pipeline of breathing in of testing arrangement for detecting oil gas pipeline connection reliability.
In the figure: 1. a power box; 2. a handle; 3. a gas detector; 4. a conduit; 5. a long tube; 6. a first suction box; 7. a second suction box; 8. a first elastic rubber ring; 9. a hydraulic cylinder; 10. a fixed block; 11. a linear guide rail; 12. an arc-shaped slot; 13. a switch; 14. a power supply connector; 15. a pipeline; 16. a pipe joint; 17. a rubber plate; 18. a second elastic rubber ring; 19. a vacuum pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-5, the testing device for detecting connection reliability of an oil-gas pipeline of this embodiment includes a power box 1, a vacuum pump 19 is fixedly installed inside the power box 1, a handle 2 is fixedly connected to the top of the power box 1, a long tube 5 is fixedly connected to the vacuum pump 19, a gas detector 3 is fixedly installed on the top of the power box 1, a guide tube 4 is fixedly connected to the gas detector 3, one end of the guide tube 4, which is far away from the gas detector 3, penetrates through the outer wall of the long tube 5 and extends into the long tube 5, one end of the long tube 5, which is far away from the power box 1, is fixedly connected to a first air suction box 6, a second air suction box 7 is slidably connected to one side of the first air suction box 6, arc-shaped grooves 12 are respectively formed inside the first air suction box 6 and the second air suction box 7, first elastic rubber rings 8 are fixedly installed on both sides of the first air, the first elastic rubber ring 8 and the second elastic rubber ring 18 are mutually attached and tightly clamped with a pipeline 15, a pipeline joint 16 is installed in the middle of the pipeline 15, the pipeline joint 16 is located inside the arc-shaped groove 12, and push-pull assemblies are fixedly installed at the tops of the first air suction box 6 and the second air suction box 7.
In this embodiment, the linear guide 11 is fixedly mounted on both sides and the top of the first air suction box 6 and the second air suction box 7, the linear guide 11 comprises a slide rail and a slide block, the slide rail of the linear guide 11 is fixedly connected to the first air suction box 6, the slide block of the linear guide 11 is fixedly connected to the second air suction box 7, and the slide rail is slidably connected to the slide block.
In this embodiment, the push-and-pull assembly includes hydraulic cylinder 9, and hydraulic cylinder 9 fixed connection is at the top of first case 6 that breathes in, and first case 6 hydraulic stem fixed connection that breathes in has fixed block 10, and fixed block 10 fixed connection is at the top of second case 7 that breathes in.
In this embodiment, the rubber plate 17 is fixedly attached to both of the first suction box 6 and the second suction box 7 at the position where they are attached to each other.
In this embodiment, a power connector 14 is fixedly disposed on one side of the top of the power box 1, and the power connector 14 is connected to a power supply port of a vacuum pump 19.
In this embodiment, a switch 13 is fixedly disposed on the other side of the top of the power box 1, and the switch 13 is electrically connected to the vacuum pump 19.
The working principle is as follows: connecting a power supply connector 14, grasping the handle 2 to lift the device, taking the device beside a pipeline 15, controlling the hydraulic cylinder 9 to push the fixed block 10, driving the second air suction box 7 to separate the second air suction box 7 from the first air suction box 6, sleeving the first air suction box 6 and the second air suction box 7 into the pipeline 15, controlling the hydraulic cylinder 9 to pull the fixed block 10, driving the second air suction box 7 to attach the second air suction box 7 to the first air suction box 6, attaching the rubber plates 17 on the second air suction box 7 and the first air suction box 6 to each other, attaching the first elastic rubber ring 8 and the second elastic rubber ring 18 to the outer wall of the pipeline 15, enabling the pipeline 15 and the pipeline connector 16 to be in a closed state, opening the switch 13 to start the vacuum pump 19, enabling the vacuum pump 19 to absorb gas in the arc-shaped groove 12 through the long pipe 5, enabling the pressure of the arc-shaped groove 12 to be reduced, and enabling the gas detector 3 to detect the gas passing through the long pipe 5 through the, leaks can be quickly detected if the pipe 15 and pipe joint 16 leak.
However, as is well known to those skilled in the art, the working principle and wiring method of the gas detector 3 and the vacuum pump 19 are common and are conventional means or common knowledge, and thus will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.